root/usr/src/uts/common/io/xge/hal/xgehal/xgehal-config.c
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 *
 * Copyright (c) 2002-2006 Neterion, Inc.
 */

#include "xgehal-config.h"
#include "xge-debug.h"

/*
 * __hal_tti_config_check - Check tti configuration
 * @new_config: tti configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_tti_config_check (xge_hal_tti_config_t *new_config)
{
        if ((new_config->urange_a < XGE_HAL_MIN_TX_URANGE_A) ||
                (new_config->urange_a > XGE_HAL_MAX_TX_URANGE_A)) {
                return XGE_HAL_BADCFG_TX_URANGE_A;
        }

        if ((new_config->ufc_a < XGE_HAL_MIN_TX_UFC_A) ||
                (new_config->ufc_a > XGE_HAL_MAX_TX_UFC_A)) {
                return XGE_HAL_BADCFG_TX_UFC_A;
        }

        if ((new_config->urange_b < XGE_HAL_MIN_TX_URANGE_B) ||
                (new_config->urange_b > XGE_HAL_MAX_TX_URANGE_B)) {
                return XGE_HAL_BADCFG_TX_URANGE_B;
        }

        if ((new_config->ufc_b < XGE_HAL_MIN_TX_UFC_B) ||
                (new_config->ufc_b > XGE_HAL_MAX_TX_UFC_B)) {
                return XGE_HAL_BADCFG_TX_UFC_B;
        }

        if ((new_config->urange_c < XGE_HAL_MIN_TX_URANGE_C) ||
                (new_config->urange_c > XGE_HAL_MAX_TX_URANGE_C)) {
                return XGE_HAL_BADCFG_TX_URANGE_C;
        }

        if ((new_config->ufc_c < XGE_HAL_MIN_TX_UFC_C) ||
                (new_config->ufc_c > XGE_HAL_MAX_TX_UFC_C)) {
                return XGE_HAL_BADCFG_TX_UFC_C;
        }

        if ((new_config->ufc_d < XGE_HAL_MIN_TX_UFC_D) ||
                (new_config->ufc_d > XGE_HAL_MAX_TX_UFC_D)) {
                return XGE_HAL_BADCFG_TX_UFC_D;
        }

        if ((new_config->timer_val_us < XGE_HAL_MIN_TX_TIMER_VAL) ||
                (new_config->timer_val_us > XGE_HAL_MAX_TX_TIMER_VAL)) {
                return XGE_HAL_BADCFG_TX_TIMER_VAL;
        }

        if ((new_config->timer_ci_en < XGE_HAL_MIN_TX_TIMER_CI_EN) ||
                (new_config->timer_ci_en > XGE_HAL_MAX_TX_TIMER_CI_EN)) {
                return XGE_HAL_BADCFG_TX_TIMER_CI_EN;
        }

        if ((new_config->timer_ac_en < XGE_HAL_MIN_TX_TIMER_AC_EN) ||
                (new_config->timer_ac_en > XGE_HAL_MAX_TX_TIMER_AC_EN)) {
                return XGE_HAL_BADCFG_TX_TIMER_AC_EN;
        }

        return XGE_HAL_OK;
}

/*
 * __hal_rti_config_check - Check rti configuration
 * @new_config: rti configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_rti_config_check (xge_hal_rti_config_t *new_config)
{
        if ((new_config->urange_a < XGE_HAL_MIN_RX_URANGE_A) ||
                (new_config->urange_a > XGE_HAL_MAX_RX_URANGE_A)) {
                return XGE_HAL_BADCFG_RX_URANGE_A;
        }

        if ((new_config->ufc_a < XGE_HAL_MIN_RX_UFC_A) ||
                (new_config->ufc_a > XGE_HAL_MAX_RX_UFC_A)) {
                return XGE_HAL_BADCFG_RX_UFC_A;
        }

        if ((new_config->urange_b < XGE_HAL_MIN_RX_URANGE_B) ||
                (new_config->urange_b > XGE_HAL_MAX_RX_URANGE_B)) {
                return XGE_HAL_BADCFG_RX_URANGE_B;
        }

        if ((new_config->ufc_b < XGE_HAL_MIN_RX_UFC_B) ||
                (new_config->ufc_b > XGE_HAL_MAX_RX_UFC_B)) {
                return XGE_HAL_BADCFG_RX_UFC_B;
        }

        if ((new_config->urange_c < XGE_HAL_MIN_RX_URANGE_C) ||
                (new_config->urange_c > XGE_HAL_MAX_RX_URANGE_C)) {
                return XGE_HAL_BADCFG_RX_URANGE_C;
        }

        if ((new_config->ufc_c < XGE_HAL_MIN_RX_UFC_C) ||
                (new_config->ufc_c > XGE_HAL_MAX_RX_UFC_C)) {
                return XGE_HAL_BADCFG_RX_UFC_C;
        }

        if ((new_config->ufc_d < XGE_HAL_MIN_RX_UFC_D) ||
                (new_config->ufc_d > XGE_HAL_MAX_RX_UFC_D)) {
                return XGE_HAL_BADCFG_RX_UFC_D;
        }

        if ((new_config->timer_val_us < XGE_HAL_MIN_RX_TIMER_VAL) ||
                (new_config->timer_val_us > XGE_HAL_MAX_RX_TIMER_VAL)) {
                return XGE_HAL_BADCFG_RX_TIMER_VAL;
        }

        if ((new_config->timer_ac_en < XGE_HAL_MIN_RX_TIMER_AC_EN) ||
                (new_config->timer_ac_en > XGE_HAL_MAX_RX_TIMER_AC_EN)) {
                return XGE_HAL_BADCFG_RX_TIMER_AC_EN;
        }

        return XGE_HAL_OK;
}


/*
 * __hal_fifo_queue_check - Check fifo queue configuration
 * @new_config: fifo queue configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_fifo_queue_check (xge_hal_fifo_config_t *new_config,
                        xge_hal_fifo_queue_t *new_queue)
{
        int i;

        if ((new_queue->initial < XGE_HAL_MIN_FIFO_QUEUE_LENGTH) ||
                (new_queue->initial > XGE_HAL_MAX_FIFO_QUEUE_LENGTH)) {
                return XGE_HAL_BADCFG_FIFO_QUEUE_INITIAL_LENGTH;
        }

        /* FIXME: queue "grow" feature is not supported.
         *        Use "initial" queue size as the "maximum";
         *        Remove the next line when fixed. */
        new_queue->max = new_queue->initial;

        if ((new_queue->max < XGE_HAL_MIN_FIFO_QUEUE_LENGTH) ||
                (new_queue->max > XGE_HAL_MAX_FIFO_QUEUE_LENGTH)) {
                return XGE_HAL_BADCFG_FIFO_QUEUE_MAX_LENGTH;
        }

        if (new_queue->max < new_config->reserve_threshold) {
                return XGE_HAL_BADCFG_FIFO_RESERVE_THRESHOLD;
        }

        if ((new_queue->intr < XGE_HAL_MIN_FIFO_QUEUE_INTR) ||
                (new_queue->intr > XGE_HAL_MAX_FIFO_QUEUE_INTR)) {
                return XGE_HAL_BADCFG_FIFO_QUEUE_INTR;
        }

        if ((new_queue->intr_vector < XGE_HAL_MIN_FIFO_QUEUE_INTR_VECTOR) ||
                (new_queue->intr_vector > XGE_HAL_MAX_FIFO_QUEUE_INTR_VECTOR)) {
                return XGE_HAL_BADCFG_FIFO_QUEUE_INTR_VECTOR;
        }

        for(i = 0;  i < XGE_HAL_MAX_FIFO_TTI_NUM; i++) {
                /*
                 * Validate the tti configuration parameters only if
                 * the TTI feature is enabled.
                 */
                if (new_queue->tti[i].enabled) {
                        xge_hal_status_e status;

                        if ((status = __hal_tti_config_check(
                                     &new_queue->tti[i])) != XGE_HAL_OK) {
                                return status;
                        }
                }
        }

        return XGE_HAL_OK;
}

/*
 * __hal_ring_queue_check - Check ring queue configuration
 * @new_config: ring queue configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_ring_queue_check (xge_hal_ring_queue_t *new_config)
{

        if ((new_config->initial < XGE_HAL_MIN_RING_QUEUE_BLOCKS) ||
                (new_config->initial > XGE_HAL_MAX_RING_QUEUE_BLOCKS)) {
                return XGE_HAL_BADCFG_RING_QUEUE_INITIAL_BLOCKS;
        }

        /* FIXME: queue "grow" feature is not supported.
         *        Use "initial" queue size as the "maximum";
         *        Remove the next line when fixed. */
        new_config->max = new_config->initial;

        if ((new_config->max < XGE_HAL_MIN_RING_QUEUE_BLOCKS) ||
                (new_config->max > XGE_HAL_MAX_RING_QUEUE_BLOCKS)) {
                return XGE_HAL_BADCFG_RING_QUEUE_MAX_BLOCKS;
        }

        if ((new_config->buffer_mode != XGE_HAL_RING_QUEUE_BUFFER_MODE_1) &&
                (new_config->buffer_mode != XGE_HAL_RING_QUEUE_BUFFER_MODE_3) &&
                (new_config->buffer_mode != XGE_HAL_RING_QUEUE_BUFFER_MODE_5)) {
                return XGE_HAL_BADCFG_RING_QUEUE_BUFFER_MODE;
        }

        /*
         * Herc has less DRAM; the check is done later inside
         * device_initialize()
         */
        if (((new_config->dram_size_mb < XGE_HAL_MIN_RING_QUEUE_SIZE) ||
             (new_config->dram_size_mb > XGE_HAL_MAX_RING_QUEUE_SIZE_XENA)) &&
              new_config->dram_size_mb != XGE_HAL_DEFAULT_USE_HARDCODE)
                return XGE_HAL_BADCFG_RING_QUEUE_SIZE;

        if ((new_config->backoff_interval_us <
                        XGE_HAL_MIN_BACKOFF_INTERVAL_US) ||
                (new_config->backoff_interval_us >
                        XGE_HAL_MAX_BACKOFF_INTERVAL_US)) {
                return XGE_HAL_BADCFG_BACKOFF_INTERVAL_US;
        }

        if ((new_config->max_frm_len < XGE_HAL_MIN_MAX_FRM_LEN) ||
                (new_config->max_frm_len > XGE_HAL_MAX_MAX_FRM_LEN)) {
                return XGE_HAL_BADCFG_MAX_FRM_LEN;
        }

        if ((new_config->priority < XGE_HAL_MIN_RING_PRIORITY) ||
                (new_config->priority > XGE_HAL_MAX_RING_PRIORITY)) {
                return XGE_HAL_BADCFG_RING_PRIORITY;
        }

        if ((new_config->rth_en < XGE_HAL_MIN_RING_RTH_EN) ||
                (new_config->rth_en > XGE_HAL_MAX_RING_RTH_EN)) {
                return XGE_HAL_BADCFG_RING_RTH_EN;
        }

        if ((new_config->rts_mac_en < XGE_HAL_MIN_RING_RTS_MAC_EN) ||
                (new_config->rts_mac_en > XGE_HAL_MAX_RING_RTS_MAC_EN)) {
                return XGE_HAL_BADCFG_RING_RTS_MAC_EN;
        }

        if ((new_config->rts_mac_en < XGE_HAL_MIN_RING_RTS_PORT_EN) ||
                (new_config->rts_mac_en > XGE_HAL_MAX_RING_RTS_PORT_EN)) {
                return XGE_HAL_BADCFG_RING_RTS_PORT_EN;
        }

        if ((new_config->intr_vector < XGE_HAL_MIN_RING_QUEUE_INTR_VECTOR) ||
                (new_config->intr_vector > XGE_HAL_MAX_RING_QUEUE_INTR_VECTOR)) {
                return XGE_HAL_BADCFG_RING_QUEUE_INTR_VECTOR;
        }

        if (new_config->indicate_max_pkts <
        XGE_HAL_MIN_RING_INDICATE_MAX_PKTS ||
            new_config->indicate_max_pkts >
            XGE_HAL_MAX_RING_INDICATE_MAX_PKTS) {
                return XGE_HAL_BADCFG_RING_INDICATE_MAX_PKTS;
        }

        return __hal_rti_config_check(&new_config->rti);
}

/*
 * __hal_mac_config_check - Check mac configuration
 * @new_config: mac configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_mac_config_check (xge_hal_mac_config_t *new_config)
{
        if ((new_config->tmac_util_period < XGE_HAL_MIN_TMAC_UTIL_PERIOD) ||
                (new_config->tmac_util_period > XGE_HAL_MAX_TMAC_UTIL_PERIOD)) {
                return XGE_HAL_BADCFG_TMAC_UTIL_PERIOD;
        }

        if ((new_config->rmac_util_period < XGE_HAL_MIN_RMAC_UTIL_PERIOD) ||
                (new_config->rmac_util_period > XGE_HAL_MAX_RMAC_UTIL_PERIOD)) {
                return XGE_HAL_BADCFG_RMAC_UTIL_PERIOD;
        }

        if ((new_config->rmac_bcast_en < XGE_HAL_MIN_RMAC_BCAST_EN) ||
                (new_config->rmac_bcast_en > XGE_HAL_MAX_RMAC_BCAST_EN)) {
                return XGE_HAL_BADCFG_RMAC_BCAST_EN;
        }

        if ((new_config->rmac_pause_gen_en < XGE_HAL_MIN_RMAC_PAUSE_GEN_EN) ||
                (new_config->rmac_pause_gen_en>XGE_HAL_MAX_RMAC_PAUSE_GEN_EN)) {
                return XGE_HAL_BADCFG_RMAC_PAUSE_GEN_EN;
        }

        if ((new_config->rmac_pause_rcv_en < XGE_HAL_MIN_RMAC_PAUSE_RCV_EN) ||
                (new_config->rmac_pause_rcv_en>XGE_HAL_MAX_RMAC_PAUSE_RCV_EN)) {
                return XGE_HAL_BADCFG_RMAC_PAUSE_RCV_EN;
        }

        if ((new_config->rmac_pause_time < XGE_HAL_MIN_RMAC_HIGH_PTIME) ||
                (new_config->rmac_pause_time > XGE_HAL_MAX_RMAC_HIGH_PTIME)) {
                return XGE_HAL_BADCFG_RMAC_HIGH_PTIME;
        }

        if ((new_config->media < XGE_HAL_MIN_MEDIA) ||
                (new_config->media > XGE_HAL_MAX_MEDIA)) {
                return XGE_HAL_BADCFG_MEDIA;
        }

        if ((new_config->mc_pause_threshold_q0q3 <
                        XGE_HAL_MIN_MC_PAUSE_THRESHOLD_Q0Q3) ||
                (new_config->mc_pause_threshold_q0q3 >
                        XGE_HAL_MAX_MC_PAUSE_THRESHOLD_Q0Q3)) {
                return XGE_HAL_BADCFG_MC_PAUSE_THRESHOLD_Q0Q3;
        }

        if ((new_config->mc_pause_threshold_q4q7 <
                        XGE_HAL_MIN_MC_PAUSE_THRESHOLD_Q4Q7) ||
                (new_config->mc_pause_threshold_q4q7 >
                        XGE_HAL_MAX_MC_PAUSE_THRESHOLD_Q4Q7)) {
                return XGE_HAL_BADCFG_MC_PAUSE_THRESHOLD_Q4Q7;
        }

        return XGE_HAL_OK;
}

/*
 * __hal_fifo_config_check - Check fifo configuration
 * @new_config: fifo configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_fifo_config_check (xge_hal_fifo_config_t *new_config)
{
        int i;
        int total_fifo_length = 0;

        /*
         * recompute max_frags to be multiple of 4,
         * which means, multiple of 128 for TxDL
         */
        new_config->max_frags = ((new_config->max_frags + 3) >> 2) << 2;

        if ((new_config->max_frags < XGE_HAL_MIN_FIFO_FRAGS) ||
                (new_config->max_frags > XGE_HAL_MAX_FIFO_FRAGS))  {
                return XGE_HAL_BADCFG_FIFO_FRAGS;
        }

        if ((new_config->reserve_threshold <
                        XGE_HAL_MIN_FIFO_RESERVE_THRESHOLD) ||
                (new_config->reserve_threshold >
                        XGE_HAL_MAX_FIFO_RESERVE_THRESHOLD)) {
                return XGE_HAL_BADCFG_FIFO_RESERVE_THRESHOLD;
        }

        if ((new_config->memblock_size < XGE_HAL_MIN_FIFO_MEMBLOCK_SIZE) ||
                (new_config->memblock_size > XGE_HAL_MAX_FIFO_MEMBLOCK_SIZE)) {
                return XGE_HAL_BADCFG_FIFO_MEMBLOCK_SIZE;
        }

        for(i = 0;  i < XGE_HAL_MAX_FIFO_NUM; i++) {
                xge_hal_status_e status;

                if (!new_config->queue[i].configured)
                        continue;

                if ((status = __hal_fifo_queue_check(new_config,
                                     &new_config->queue[i])) != XGE_HAL_OK) {
                        return status;
                }

                total_fifo_length += new_config->queue[i].max;
        }

        if(total_fifo_length > XGE_HAL_MAX_FIFO_QUEUE_LENGTH){
                return XGE_HAL_BADCFG_FIFO_QUEUE_MAX_LENGTH;
        }

        return XGE_HAL_OK;
}

/*
 * __hal_ring_config_check - Check ring configuration
 * @new_config: Ring configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
static xge_hal_status_e
__hal_ring_config_check (xge_hal_ring_config_t *new_config)
{
        int i;

        if ((new_config->memblock_size < XGE_HAL_MIN_RING_MEMBLOCK_SIZE) ||
                (new_config->memblock_size > XGE_HAL_MAX_RING_MEMBLOCK_SIZE)) {
                return XGE_HAL_BADCFG_RING_MEMBLOCK_SIZE;
        }

        for(i = 0;  i < XGE_HAL_MAX_RING_NUM; i++) {
                xge_hal_status_e status;

                if (!new_config->queue[i].configured)
                        continue;

                if ((status = __hal_ring_queue_check(&new_config->queue[i]))
                                        != XGE_HAL_OK) {
                        return status;
                }
        }

        return XGE_HAL_OK;
}


/*
 * __hal_device_config_check_common - Check device configuration.
 * @new_config: Device configuration information
 *
 * Check part of configuration that is common to
 * Xframe-I and Xframe-II.
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 *
 * See also: __hal_device_config_check_xena().
 */
xge_hal_status_e
__hal_device_config_check_common (xge_hal_device_config_t *new_config)
{
        xge_hal_status_e status;

        if ((new_config->mtu < XGE_HAL_MIN_MTU) ||
                (new_config->mtu > XGE_HAL_MAX_MTU)) {
                return XGE_HAL_BADCFG_MAX_MTU;
        }

        if ((new_config->bimodal_interrupts < XGE_HAL_BIMODAL_INTR_MIN) ||
                (new_config->bimodal_interrupts > XGE_HAL_BIMODAL_INTR_MAX)) {
                return XGE_HAL_BADCFG_BIMODAL_INTR;
        }

        if (new_config->bimodal_interrupts &&
            ((new_config->bimodal_timer_lo_us < XGE_HAL_BIMODAL_TIMER_LO_US_MIN) ||
                (new_config->bimodal_timer_lo_us > XGE_HAL_BIMODAL_TIMER_LO_US_MAX))) {
                return XGE_HAL_BADCFG_BIMODAL_TIMER_LO_US;
        }

        if (new_config->bimodal_interrupts &&
            ((new_config->bimodal_timer_hi_us < XGE_HAL_BIMODAL_TIMER_HI_US_MIN) ||
                (new_config->bimodal_timer_hi_us > XGE_HAL_BIMODAL_TIMER_HI_US_MAX))) {
                return XGE_HAL_BADCFG_BIMODAL_TIMER_HI_US;
        }

        if ((new_config->no_isr_events < XGE_HAL_NO_ISR_EVENTS_MIN) ||
                (new_config->no_isr_events > XGE_HAL_NO_ISR_EVENTS_MAX)) {
                return XGE_HAL_BADCFG_NO_ISR_EVENTS;
        }

        if ((new_config->isr_polling_cnt < XGE_HAL_MIN_ISR_POLLING_CNT) ||
                (new_config->isr_polling_cnt > XGE_HAL_MAX_ISR_POLLING_CNT)) {
                return XGE_HAL_BADCFG_ISR_POLLING_CNT;
        }

        if (new_config->latency_timer &&
            new_config->latency_timer != XGE_HAL_USE_BIOS_DEFAULT_LATENCY) {
                if ((new_config->latency_timer < XGE_HAL_MIN_LATENCY_TIMER) ||
                    (new_config->latency_timer > XGE_HAL_MAX_LATENCY_TIMER)) {
                        return XGE_HAL_BADCFG_LATENCY_TIMER;
                }
        }

        if (new_config->max_splits_trans != XGE_HAL_USE_BIOS_DEFAULT_SPLITS)  {
                if ((new_config->max_splits_trans <
                        XGE_HAL_ONE_SPLIT_TRANSACTION) ||
                    (new_config->max_splits_trans >
                        XGE_HAL_THIRTYTWO_SPLIT_TRANSACTION))
                return XGE_HAL_BADCFG_MAX_SPLITS_TRANS;
        }

        if (new_config->mmrb_count != XGE_HAL_DEFAULT_BIOS_MMRB_COUNT)
        {
            if ((new_config->mmrb_count < XGE_HAL_MIN_MMRB_COUNT) ||
                    (new_config->mmrb_count > XGE_HAL_MAX_MMRB_COUNT)) {
                return XGE_HAL_BADCFG_MMRB_COUNT;
            }
        }

        if ((new_config->shared_splits < XGE_HAL_MIN_SHARED_SPLITS) ||
                (new_config->shared_splits > XGE_HAL_MAX_SHARED_SPLITS)) {
                return XGE_HAL_BADCFG_SHARED_SPLITS;
        }

        if (new_config->stats_refresh_time_sec !=
                XGE_HAL_STATS_REFRESH_DISABLE)  {
                if ((new_config->stats_refresh_time_sec <
                                        XGE_HAL_MIN_STATS_REFRESH_TIME) ||
                    (new_config->stats_refresh_time_sec >
                                        XGE_HAL_MAX_STATS_REFRESH_TIME)) {
                        return XGE_HAL_BADCFG_STATS_REFRESH_TIME;
                }
        }

        if ((new_config->intr_mode != XGE_HAL_INTR_MODE_IRQLINE) &&
                (new_config->intr_mode != XGE_HAL_INTR_MODE_MSI) &&
                (new_config->intr_mode != XGE_HAL_INTR_MODE_MSIX)) {
                return XGE_HAL_BADCFG_INTR_MODE;
        }

        if ((new_config->sched_timer_us < XGE_HAL_SCHED_TIMER_MIN) ||
                (new_config->sched_timer_us > XGE_HAL_SCHED_TIMER_MAX)) {
                return XGE_HAL_BADCFG_SCHED_TIMER_US;
        }

        if ((new_config->sched_timer_one_shot !=
                        XGE_HAL_SCHED_TIMER_ON_SHOT_DISABLE)  &&
                (new_config->sched_timer_one_shot !=
                        XGE_HAL_SCHED_TIMER_ON_SHOT_ENABLE)) {
                return XGE_HAL_BADCFG_SCHED_TIMER_ON_SHOT;
        }

        /*
         * Check adaptive schema parameters. Note that there are two
         * configuration variables needs to be enabled in ULD:
         *
         *   a) sched_timer_us should not be zero;
         *   b) rxufca_hi_lim should not be equal to rxufca_lo_lim.
         *
         * The code bellow checking for those conditions.
         */
        if (new_config->sched_timer_us &&
            new_config->rxufca_hi_lim != new_config->rxufca_lo_lim) {
                if ((new_config->rxufca_intr_thres <
                                        XGE_HAL_RXUFCA_INTR_THRES_MIN) ||
                    (new_config->rxufca_intr_thres >
                                        XGE_HAL_RXUFCA_INTR_THRES_MAX)) {
                        return XGE_HAL_BADCFG_RXUFCA_INTR_THRES;
                }

                if ((new_config->rxufca_hi_lim < XGE_HAL_RXUFCA_HI_LIM_MIN) ||
                    (new_config->rxufca_hi_lim > XGE_HAL_RXUFCA_HI_LIM_MAX)) {
                        return XGE_HAL_BADCFG_RXUFCA_HI_LIM;
                }

                if ((new_config->rxufca_lo_lim < XGE_HAL_RXUFCA_LO_LIM_MIN) ||
                    (new_config->rxufca_lo_lim > XGE_HAL_RXUFCA_LO_LIM_MAX) ||
                    (new_config->rxufca_lo_lim > new_config->rxufca_hi_lim)) {
                        return XGE_HAL_BADCFG_RXUFCA_LO_LIM;
                }

                if ((new_config->rxufca_lbolt_period <
                                        XGE_HAL_RXUFCA_LBOLT_PERIOD_MIN) ||
                    (new_config->rxufca_lbolt_period >
                                        XGE_HAL_RXUFCA_LBOLT_PERIOD_MAX)) {
                        return XGE_HAL_BADCFG_RXUFCA_LBOLT_PERIOD;
                }
        }

        if ((new_config->link_valid_cnt < XGE_HAL_LINK_VALID_CNT_MIN) ||
                (new_config->link_valid_cnt > XGE_HAL_LINK_VALID_CNT_MAX)) {
                return XGE_HAL_BADCFG_LINK_VALID_CNT;
        }

        if ((new_config->link_retry_cnt < XGE_HAL_LINK_RETRY_CNT_MIN) ||
                (new_config->link_retry_cnt > XGE_HAL_LINK_RETRY_CNT_MAX)) {
                return XGE_HAL_BADCFG_LINK_RETRY_CNT;
        }

        if (new_config->link_valid_cnt > new_config->link_retry_cnt)
                return XGE_HAL_BADCFG_LINK_VALID_CNT;

        if (new_config->link_stability_period != XGE_HAL_DEFAULT_USE_HARDCODE) {
                if ((new_config->link_stability_period <
                                        XGE_HAL_MIN_LINK_STABILITY_PERIOD) ||
                        (new_config->link_stability_period >
                                        XGE_HAL_MAX_LINK_STABILITY_PERIOD)) {
                        return XGE_HAL_BADCFG_LINK_STABILITY_PERIOD;
                }
        }

        if (new_config->device_poll_millis !=
                        XGE_HAL_DEFAULT_USE_HARDCODE)  {
                if ((new_config->device_poll_millis <
                                XGE_HAL_MIN_DEVICE_POLL_MILLIS) ||
                        (new_config->device_poll_millis >
                                XGE_HAL_MAX_DEVICE_POLL_MILLIS)) {
                        return XGE_HAL_BADCFG_DEVICE_POLL_MILLIS;
                }
        }

        if ((new_config->rts_port_en < XGE_HAL_MIN_RING_RTS_PORT_EN) ||
                (new_config->rts_port_en > XGE_HAL_MAX_RING_RTS_PORT_EN)) {
                return XGE_HAL_BADCFG_RTS_PORT_EN;
        }

        if ((new_config->rts_qos_en < XGE_HAL_RTS_QOS_DISABLE) ||
                (new_config->rts_qos_en > XGE_HAL_RTS_QOS_ENABLE)) {
                return XGE_HAL_BADCFG_RTS_QOS_EN;
        }

#if defined(XGE_HAL_CONFIG_LRO)
        if (new_config->lro_sg_size !=
                                XGE_HAL_DEFAULT_USE_HARDCODE)  {
                if ((new_config->lro_sg_size < XGE_HAL_LRO_MIN_SG_SIZE) ||
                        (new_config->lro_sg_size > XGE_HAL_LRO_MAX_SG_SIZE)) {
                        return XGE_HAL_BADCFG_LRO_SG_SIZE;
                }
        }

        if (new_config->lro_frm_len !=
                                XGE_HAL_DEFAULT_USE_HARDCODE)  {
                if ((new_config->lro_frm_len < XGE_HAL_LRO_MIN_FRM_LEN) ||
                        (new_config->lro_frm_len > XGE_HAL_LRO_MAX_FRM_LEN)) {
                        return XGE_HAL_BADCFG_LRO_FRM_LEN;
                }
        }
#endif

        if ((status = __hal_ring_config_check(&new_config->ring))
                        != XGE_HAL_OK) {
                return status;
        }

        if ((status = __hal_mac_config_check(&new_config->mac)) !=
            XGE_HAL_OK) {
                return status;
        }

        if ((status = __hal_fifo_config_check(&new_config->fifo)) !=
            XGE_HAL_OK) {
                return status;
        }

        return XGE_HAL_OK;
}

/*
 * __hal_device_config_check_xena - Check Xframe-I configuration
 * @new_config: Device configuration.
 *
 * Check part of configuration that is relevant only to Xframe-I.
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 *
 * See also: __hal_device_config_check_common().
 */
xge_hal_status_e
__hal_device_config_check_xena (xge_hal_device_config_t *new_config)
{
        if ((new_config->pci_freq_mherz != XGE_HAL_PCI_FREQ_MHERZ_33) &&
                (new_config->pci_freq_mherz != XGE_HAL_PCI_FREQ_MHERZ_66) &&
                (new_config->pci_freq_mherz != XGE_HAL_PCI_FREQ_MHERZ_100) &&
                (new_config->pci_freq_mherz != XGE_HAL_PCI_FREQ_MHERZ_133) &&
                (new_config->pci_freq_mherz != XGE_HAL_PCI_FREQ_MHERZ_266) &&
                (new_config->pci_freq_mherz != XGE_HAL_DEFAULT_USE_HARDCODE)) {
                return XGE_HAL_BADCFG_PCI_FREQ_MHERZ;
        }

        return XGE_HAL_OK;
}

/*
 * __hal_device_config_check_herc - Check device configuration
 * @new_config: Device configuration.
 *
 * Check part of configuration that is relevant only to Xframe-II.
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 *
 * See also: __hal_device_config_check_common().
 */
xge_hal_status_e
__hal_device_config_check_herc (xge_hal_device_config_t *new_config)
{
        return XGE_HAL_OK;
}


/*
 * __hal_driver_config_check - Check HAL configuration
 * @new_config: Driver configuration information
 *
 * Returns: XGE_HAL_OK - success,
 * otherwise one of the xge_hal_status_e{} enumerated error codes.
 */
xge_hal_status_e
__hal_driver_config_check (xge_hal_driver_config_t *new_config)
{
        if ((new_config->queue_size_initial <
                XGE_HAL_MIN_QUEUE_SIZE_INITIAL) ||
            (new_config->queue_size_initial >
                XGE_HAL_MAX_QUEUE_SIZE_INITIAL)) {
                return XGE_HAL_BADCFG_QUEUE_SIZE_INITIAL;
        }

        if ((new_config->queue_size_max < XGE_HAL_MIN_QUEUE_SIZE_MAX) ||
                (new_config->queue_size_max > XGE_HAL_MAX_QUEUE_SIZE_MAX)) {
                return XGE_HAL_BADCFG_QUEUE_SIZE_MAX;
        }

#ifdef XGE_TRACE_INTO_CIRCULAR_ARR
        if ((new_config->tracebuf_size < XGE_HAL_MIN_CIRCULAR_ARR) ||
                (new_config->tracebuf_size > XGE_HAL_MAX_CIRCULAR_ARR)) {
                return XGE_HAL_BADCFG_TRACEBUF_SIZE;
        }
        if ((new_config->tracebuf_timestamp_en < XGE_HAL_MIN_TIMESTAMP_EN) ||
                (new_config->tracebuf_timestamp_en > XGE_HAL_MAX_TIMESTAMP_EN)) {
                return XGE_HAL_BADCFG_TRACEBUF_SIZE;
        }
#endif

        return XGE_HAL_OK;
}